Condensed Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Income Statement [Abstract]
Revenue, net	$ 50,562	$ 45,007	$ 149,171	$ 148,848
Cost of sales	8,921	8,233	26,778	24,565
Gross profit	41,641	36,774	122,393	124,283
Operating expenses:
Commissions and incentives	24,320	22,843	71,124	72,679
Selling, general and administrative	15,023	13,708	45,246	48,695
Total operating expenses	39,343	36,551	116,370	121,374
Operating income	2,298	223	6,023	2,909
Other expense:
Interest expense	(92)	(131)	(357)	(406)
Other income (expense), net	27	(32)	(120)	(353)
Total other expense	(65)	(163)	(477)	(759)
Income before income taxes	2,233	60	5,546	2,150
Income tax (expense) benefit	(598)	1	(2,777)	(626)
Net income	$ 1,635	$ 61	$ 2,769	$ 1,524
Net income per share:
Basic (USD per share)	$ 0.12	$ 0.00	$ 0.20	$ 0.11
Diluted (USD per share)	$ 0.12	$ 0.00	$ 0.20	$ 0.11
Weighted-average shares outstanding:
Basic (in shares)	14,006	13,915	13,975	13,858
Diluted (in shares)	14,178	14,105	14,136	14,122
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustment	$ 97	$ 26	$ 163	$ (72)
Other comprehensive income (loss), net of tax	97	26	163	(72)
Comprehensive income	$ 1,732	$ 87	$ 2,932	$ 1,452